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do an exploration for each part of the calculation to see what is
happening. Then you should know what part is screwing the calculation
ie columns for C-L,H-C,H-L,V,sum(V,21)
--
Cheers
Graham
AB-Write >< Professional AFL Writing Service
Yes, I write AFL code to your requirements
http://www.aflwriting.com
On 14/03/07, ricko8294_98 <ricko@xxxxxxxxxx> wrote:
> What does this mean?
> I am working with the Chaiken Money Flow (CMF) indicator from the AB
> Library. The code is
>
> CMF = sum(((( C-L )-( H-C )) / ( H-L ))*V, 21 ) / sum(V,21);
>
> For some stocks CMF gives an {EMPTY} value even though there are
> datapoints for each array.
>
> Also the numerator gives {NAN} (not a number right) across the whole
> range of the data.
>
> If I change the denominator to (NZ(H-L)))*V,21 - I get all zeros.
> Same thing if I change the numerator to
> Nz(sum(((( C-L )-( H-C )) / ( H-L ))*V, 21 )).
>
> What is more confusing, if I compare a stock listed both on the
> Canadian and US exchanges, I get CMF values for the US, but not the
> Canadian exchange (TD vs TD.TO).
>
> If anybody can shed a light here it would be appreciated
> Thanks
> Rik
>
>
>
>
>
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